I have been taking at minimum 3000 and often 4000 mg ALCAR for well over 4 years for Swine Flu Vaccine induced neuropathy. I personally believe it has been a tremendous benefit to me personally. Just wanted to chip that in, for what its worth.
Research studies are tricky. The powers that be are often attempting to discount the benefit of supplements.
An interesting tidbit on Bayer, who sponsored the referenced study above:
http://www.naturalnews.com/news_0006...cines_hiv.html